KR20000056207A - turnout rail fixing apparatus using of concrete sleeper and construction method thereof - Google Patents

Abstract

PURPOSE: A fixing device of a divergence rail by concrete railroad ties and construction method is provided to give semipermanent, strongly durable concrete railroad ties, save management expense, get the safety of rail by heavy weight of ties and minimize the occurrence of noise and vibration. CONSTITUTION: A fixing device of divergence rail by concrete railroad ties comprises: a concrete railroad tie(21) which is standardized by precast concrete and is fixed to the previously established position; a dustproof material(22) which is installed between concrete railroad ties(21) and a concrete roadbed(20) and reduces ground vibration caused by a train; an upper plate(23) which is installed to concrete railroad ties(21); a fixing device of the divergence rail which is variably controlled according to the established fixing position of a concrete railroad tie(21).Thereby, an easy way of construction and strongly durable railroad ties are guaranteed.

Description

Turnout rail fixing apparatus using of concrete sleeper and construction method

The present invention relates to a device for fixing a branch rail using a concrete sleeper and a construction method thereof. More specifically, the present invention relates to a weather bed as a sleeper used in a branch section in a ground or underground railway track structure. The present invention relates to a branch rail fixing device using a concrete sleeper and a construction method thereof, which can be used semi-permanently by replacing a concrete sleeper with a strong resistance and durability against external conditions such as a load.

1 is a schematic view showing a state where a branch rail according to the prior art is installed on a gravel diagram.

As shown, the sleeper used in the branch section for changing the direction of the train in the ground or underground railway track structure, in the width direction on the gravel phase (1) made of angular gravel to minimize the amount of settlement due to the load during the train running Neck sleepers 2 are installed to have a predetermined interval, and branch rails 3 and 4 are supported by the base plate 5 and the fastener 6 on both upper sides of the neck sleepers 2.

When the neck sleeper (2) is used as the sleeper of the branched section as described above, the train has elastic force against load, swing and vibration generated when the train runs on the branch rails (3, 4), and the base plate (5) is used. Thus, the detachable operation of fixing the branch rails 3 and 4 to the predetermined position of the neck sleeper 2 is facilitated, and thus the workability is improved.

However, the above-described wood sleepers 2 are inferior to natural weather conditions such as rain, snow, etc., external conditions such as impulse and loads and fluctuations during driving of the train. That is, when the train runs on the branch rails (3, 4), the neck sleepers (2) are easily damaged due to the torsional phenomenon generated in the neck sleepers (2), and the life span of the wood sleepers (2) is about 15 years. Shorten. This causes repair and replacement of the sleeper (2) has a problem that takes the maintenance cost.

In addition, when partial settlement occurs in the gravel bed 4 supporting the neck sleeper 2, the branch rails 3 and 4 cannot be firmly supported by the gravel bed 4, and thus the branch rails 3, It results in partial deformation of 4). As a result, the cost of after-sales service (A / S) is increased due to frequent repair and replacement of the branch rails (3, 4), and the amount of dust generated by abrasion of gravel increases, causing the neighboring people around the station to suffer from dust pollution. You have a problem.

In view of the above problems, as shown in Figure 2, the structure of the concrete on the subway road structure is to be used. That is, the concrete image (8) is formed on the predetermined structure (7), the base plate (5) and the fastener (6) on the neck sleeper (2), which is mounted in part recessed in the concrete image (8) The branch rails 3 and 4 are fixedly supported by this. At this time, a predetermined vibration isolator 9 is installed between the neck sleeper 2 and the recessed groove of the concrete drawing 8 in contact therewith to cope with the vibration generated when the train travels.

Therefore, by using the concrete phase (8) to solve the problem of dust pollution generated in the above-described gravel phase (4), the load generated when the train travels the branch section in the wood sleeper (2) and concrete phase (8) Since it is supported, it is possible to prevent the branch rails 3 and 4 from being partially deformed.

However, the wood sleepers (2) mounted on the concrete bed (8) are deteriorated due to corrosion due to natural weather conditions and impairments, etc., and due to the natural bending deformation caused by the characteristics of wood during the manufacture of wood sleepers (2) When branch replacement (更 換), the neck sleeper (2) partly in the field requires a repair work to add or remove, there is a problem that workability is significantly reduced.

Accordingly, an object of the present invention, as a sleeper used in the branch section in the ground or underground railway track structure, it is replaced by a concrete sleeper that is durable against external conditions such as natural weather conditions and load, and semi-permanent (more than 50 years). It is to provide a fixing device and a construction method of the branch rail using a concrete sleeper to be used as).

It is another object of the present invention to provide a fixing device for a branch rail using a concrete sleeper and a construction method thereof so as to significantly reduce the cost of post management required to manage and maintain the use of a concrete sleeper in a branch section. It is.

Another object of the present invention is easy to handle due to the standardization and minimization of the size of the concrete sleeper mounted at a predetermined position designed to support the branching line, and fixing the branch rail using the concrete sleeper to improve the workability It is to provide an apparatus and a construction method thereof.

Another object of the present invention is to secure the safety of the track by increasing the weight of the concrete sleeper, and to fix the branch rail using the concrete sleeper to minimize the generation of vibration and dust when running the train and its construction method To provide.

1 is a view showing a state where the branch rail is installed on the gravel diagram according to the prior art,

2 is a view showing a state where the branch rail is installed on the concrete diagram according to the prior art,

Figure 3 is a view showing a state in which the branch rail is installed on the concrete sleeper on the gravel diagram according to the present invention,

Figure 4 is a view showing a state where the branch rail is installed on the dust-proof concrete sleeper on the concrete diagram according to the present invention,

Figure 5 (a to f) is a detailed view of a concrete sleeper that is molded in a predetermined length in advance so that it can be used on a concrete drawing according to a specific branch position by the present invention,

Figure 6 is a schematic plan view of the branch to which the fixing device and the construction method of the branch rail using a concrete sleeper for the concrete diagram according to the present invention,

7 is a flow chart illustrating a construction method of a branch rail using a concrete sleeper according to the present invention;

8 is a detailed view of a concrete sleeper that is molded in a predetermined length in advance so that it can be used on a gravel drawing according to a specific branching position according to the present invention;

Figure 9 is a schematic plan view of the branch to which the fixing device of the branch rail using the concrete sleeper and the construction method applied to the gravel according to the present invention.

* Explanation of symbols used in the main part of the drawing

20; Concrete

21; Concrete sleepers

21a; Joiner

22; Dustproof material

23; Top plate member

24,25; Branch rail

26; Coil Spring (Rail Fastener)

27; volt

28; Casing (dustproof box)

An object of the present invention described above, the concrete sleeper and the concrete sleeper embedded in the concrete drawing, and standardized and molded as a predetermined length in advance so as to be fixed at a predetermined position according to the branch angle of the branch section, and the concrete sleeper and the It is mounted between the concrete beds in contact, the vibration damper to absorb the load and vibration generated during the train running to reduce the ground vibration of the train, and is mounted on the concrete sleeper by the fixing means, the concrete sleeper according to its length And a branch rail which is fixed and supported by a predetermined fastener on the upper plate member, and the width of which is varied according to the set fixing position of the concrete sleeper. It is achieved by providing a fixing device of a branch rail using a concrete sleeper.

According to a preferred embodiment, as the fixing means, a bolt is fastened to a coupling hole formed in the concrete sleeper during the molding of the concrete sleeper so that the top plate member can be fixed in close contact with the concrete sleeper.

According to a preferred embodiment, the concrete sleeper is settled uniformly by the load and impact generated during the running of the train is used on the gravel concrete sleeper on the gravel to ensure the safety of the track.

An object of the present invention as described above, the first step of setting the fixed position of the sleeper according to the branch angle of the branch section, and the predetermined dust-proof material is embedded on the concrete diagram of the position set by the first step is fixed to the sleeper And a third step of mounting a predetermined concrete sleeper on the dustproof material to have a predetermined concrete sleeper pre-formed to have a required length according to the fixing position of the sleeper set by the first step. The width of the width according to the fixing position of the concrete sleeper set by the fourth step of fixing the top plate member that restrains the length of the concrete sleeper on the concrete sleeper as a bolt fastened to the coupling hole formed and the first step A concrete sleeper comprising a fifth step of supporting the variable branch rail fixed on the upper plate member as a predetermined fixture It is achieved by providing a construction method of the branch rail using.

That is, as the fixing device for the branch rail using the concrete sleeper according to the present invention, in the case of gravel bed, long sleeper, in the concrete bed by using a single sleeper mounted with a dustproof material, as well as improving the track strength, maintenance and economical efficiency after installation Has an advantage.

The above-mentioned concrete sleepers are standardized to a predetermined length in advance so as to be fixed at a predetermined position according to branch angles, and then include a construction method of assembling and installing using a transfer branch and a special device on a site. Concrete sleepers have different lengths and positions of fasteners depending on the structure of the branch and short sleepers respectively. This means that it is adjusted according to the linear and rail fasteners.

Hereinafter, preferred embodiments of the present invention will be described in accordance with the accompanying drawings, which is intended to explain in detail enough to be easily carried out by those skilled in the art of the technical contents according to the present invention, The technical scope of the present invention is not limited.

As shown in Figure 3 and 7, the fixing device of the branch rail using the concrete sleeper according to an embodiment of the present invention, the predetermined concrete image 20 and the fixed position to be set according to the branch angle of the branch section. The concrete sleeper 21, which is standardized and molded as a predetermined length in advance, is embedded in the concrete phase 20, and is formed as an elastic pad to absorb the load and vibration generated when the train runs to reduce the ground vibration of the train. The dustproof material 22 is mounted between the concrete sleeper 21 and the concrete bed 20 in contact with the concrete sleeper 21, and the upper plate member 23 used by selecting the length of the concrete sleeper 21 according to its own length is fixed to the fixing means. It is mounted on the concrete sleeper 21, the branch rails 24, 25 whose width is variable according to the fixed position of the concrete sleeper 21 by the coil spring 26 on the upper plate member 23 It is fixed and supported.

At this time, the bolt is fastened to the coupling hole (21a) formed in the concrete sleeper 21 during the molding of the concrete sleeper 21 so that the upper plate member 23 as a fixing means can be fixed in close contact on the concrete sleeper 21 ( 27) is used.

Reference numeral 28 is a casing for accommodating the above-described dustproof material 22 and concrete sleeper 21, 29 is a pipeline or water, sewage pipes, etc. in which current remaining in the branch rails 24 and 25 is buried around the underground structure. It is an anti-static member that blocks the transmission of underground burial and prevents their corrosion.

As shown in Figure 6, the fixing device of the branch rail using the concrete sleeper according to the present invention, the concrete of the same size molded in a predetermined length in advance to be fixed in a predetermined position set according to the branch angle in a predetermined branch section The sleeper 21 can be used repeatedly.

That is, in the section "A" (lead part) shown in Fig. 6, a concrete sleeper having a size (length; a) as shown in Fig. 5A is repeatedly placed at a predetermined position where the position is set according to the branch angle. By installing, the branch rail 24 is fixedly supported.

In the section "B" (interference part) of FIG. 6, the concrete sleepers having the size (length; b) shown in FIG. 5 (b) are repeatedly installed at predetermined positions set according to the branch angles, and the branch rails 24 and 25 are shown. ) Can be fixed.

In the section “C” of FIG. 6 (interference part), the concrete sleepers having the size (length; c) shown in FIG. 5 (c) are repeatedly installed at predetermined positions set according to the branch angles to branch rails 24 and 25. ) Can be fixed.

In the section “F” of FIG. 6 (interference part), the concrete sleeper having the size (length; f) shown in FIG. 5 (f) and the concrete sleeper shown in FIG. By repeatedly installing at a predetermined position, the branch rail 24 can be fixedly supported.

In section “D” of FIG. 6 (guard part), the concrete sleeper having the size (length; d) shown in FIG. 5 (d) and the concrete having the size (length; e) shown in FIG. 5 (e) are shown. The sleeper can be installed to fix the branch rail.

In section “E” (crossing section) of FIG. 6, a concrete sleeper having a size (length e) shown in FIG. 5E can be provided to fix a rail of a predetermined shape.

As shown in Figure 4 and 7, the construction method of the branch rail using a concrete sleeper according to an embodiment of the present invention is as follows.

According to the branching angle of the branching section, the fixed position of the sleeper is determined through geometrical analysis and dynamic analysis (see step S10).

The casing 28 for embedding the predetermined dust-proof material 22 in the bottom surface is embedded in the concrete phase 20 at the predetermined position where the sleeper is fixed by the above-described first step S10 (second step ( S20).

A predetermined shape of the concrete sleeper 21 is formed by recessing the dustproof material 22 in a predetermined shape so as to have a required length according to the fixing position of the sleeper set by the first step (S10) (third step S30). Reference).

Concrete sleeper 21 to the upper plate member 23 of the metal material to restrain the length of the concrete sleeper 21 by using the bolt 27 is fastened to the coupling hole (21a) formed during the molding of the above-described concrete sleeper 21 To be fixed on the top.

At this time, in order to prevent the bolts 27 that fasten the upper plate member 23 on the concrete sleeper 21 from being loosened by vibration or the like, FRP (fiber-reinforced plastic) when the bolts 27 are fastened to the coupling hole 21a. Is injected into the coupling hole 21a to be fixed (the fourth step (S40)).

The upper plate member 23 is formed by the predetermined coil springs 26 with branch coils 24 and 25 whose widths V are varied in accordance with the fixing position of the concrete sleeper 21 set by the first step S10 described above. ) Is fixed and supported (see the fifth step S50).

As a special guide assembly, the guide is assembled and set (see the sixth step S60).

The work is finished by placing concrete on the drawing (see step 7 (S70)).

Therefore, the concrete sleepers 21 supporting the branch rails 24 and 25 branched according to the branch angles generated due to the characteristics of the branch can be easily installed in the predetermined position of the concrete drawing 20.

That is, when the fixing position of the sleeper is set by the first step (S10) described above, the concrete sleeper 21 of a predetermined shape preformed to have a required length according to the fixing position of the sleeper in the third step (S30). It mounts on the dustproof material 22 by recessing.

At this time, the upper plate member 23 is formed on the concrete sleeper 21 by fastening the bolt 27 to the coupling hole 21a of the concrete sleeper 21 formed to correspond to the length of the concrete sleeper 21. ) Will be fixed.

Therefore, the predetermined width V of the branch rails 24 and 25 by the coil springs 26 coupled to the clip hanger 30 formed on the upper plate member 23 to support the branch rails 24 and 25. ) Can be adjusted.

On the other hand, as shown in Figures 8 and 9, in the fixing device of the branch rail using the concrete sleeper according to the present invention, the branch rail 32, which is supported oppositely fixed on the concrete sleeper 31 installed on the gravel diagram 33) (34,35) is a concrete sleeper of long sleeper having a predetermined length (L) and height (H) on the gravel road so as to be uniformly settled by the load and impact generated when driving the train to ensure the safety of the track. (31) is used.

At this time, the above-described concrete sleepers 31 are molded to have a predetermined length (L) and height (H) in advance so as to be fixed to a predetermined position set according to the branch angle, and formed in accordance with the branch angle in the branch section. The concrete sleepers 31 of the same size, which are formed in advance as a predetermined length, are repeatedly used, and the upper plate members 36 and 37 on which the branch rails 32, 33, 34, 35 are fixed to the upper surface are bolted (38). Fixing on the concrete sleeper 31 using) is substantially the same as the method of fixing the branch rails (24, 25) on the concrete sleeper 21 of the single sleeper installed in the above-described concrete phase (20) Since the same applies, the detailed description thereof will be omitted.

That is, as shown in FIG. 9, in the unit branch sections A1 to I1 constituting the branch section, concrete sleepers of long sleepers having the same size are used for each branch section. In the " B1 " section (interference section) of the branch section, as shown in FIG. 8, the concrete sleeper pre-formed to have a predetermined length (L) and height (H) to be installed at a predetermined position set according to the branch angle ( 31) is used repeatedly.

As described above, according to the preferred embodiment, as a sleeper used in the branch section in the ground or underground railway track structure, it is replaced by a concrete sleeper that is durable against external conditions such as natural weather conditions and loads and semi-permanently. It becomes available. The use of concrete sleepers in the divergence section greatly reduces the cost of follow-up management required to manage and maintain them.

In addition, due to the standardization and minimization of the size of the concrete sleeper mounted at a predetermined position designed to support the branching line, it is easy to handle and improves the workability. The self-weight of the concrete sleepers is increased to ensure the safety of the track, and to minimize the generation of vibration and dust when driving the train.

Claims (3)

Concrete phase; A concrete sleeper embedded in the concrete drawing and standardized and formed as a predetermined length in advance so as to be fixed at a predetermined position according to the branch angle of the branch section; An anti-vibration material mounted between the concrete sleeper and the concrete phase in contact with the concrete sleeper and absorbing loads and vibrations generated when the train travels to reduce ground vibration of the train; The top plate member is mounted on the concrete sleeper by a bolt fastened to a coupling hole formed in the concrete sleeper during the molding of the concrete sleeper so as to closely adhere to the concrete sleeper, and according to the length of the concrete sleeper An upper plate member to be used by selecting a length; And Fixing device of a branch rail using a concrete sleeper, characterized in that it is fixed by a predetermined fixture on the upper plate member, and having a branch rail that is variable in width according to the set fixed position of the concrete sleeper. The concrete sleeper of claim 1, wherein the concrete sleeper is settled uniformly by loads and impacts generated during the running of the train so that the sleeper of the sleeper is used on the gravel to ensure the safety of the track. Fixing device for branch rail. A first step of setting a fixed position of the sleeper according to the branch angle of the branch section; A second step of embedding a predetermined dustproof material on the concrete diagram at the position where the sleeper is fixed by the first step; A third step of mounting a predetermined concrete sleeper on the dustproof material so as to have a predetermined length according to the fixing position of the sleeper set by the first step; A fourth step of fixing the top plate member on the concrete sleeper to restrain the length of the concrete sleeper as a bolt fastened to a coupling hole formed when the concrete sleeper is formed; And And a fifth step of fixing the branch rail having a variable width according to the fixing position of the concrete sleeper set by the first step, as a predetermined fastener, onto the upper plate member. Construction method.